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  1. CarbonData
  2. CARBONDATA-1102

Selecting Int type in hive from carbon table is showing class cast exception

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Details

    • Bug
    • Status: Resolved
    • Trivial
    • Resolution: Fixed
    • 1.2.0
    • None
    • hive-integration
    • None
    • hive,spark 2.1

    Description

      in carbon

      0: jdbc:hive2://localhost:10000> CREATE TABLE ALLDATATYPETEST(ID INT,NAME STRING,SALARY DECIMAL,MARKS DOUBLE,JOININGDATE DATE,LEAVINGDATE TIMESTAMP) STORED BY 'CARBONDATA' ;
      ---------+

      Result

      ---------+
      ---------+
      No rows selected (3.702 seconds)
      0: jdbc:hive2://localhost:10000> LOAD DATA INPATH 'hdfs://localhost:54310/alldatatypetest.csv' into table alldatatypetest;
      ---------+

      Result

      ---------+
      ---------+
      No rows selected (7.16 seconds)
      0: jdbc:hive2://localhost:10000> SELECT * FROM ALLDATATYPETEST;
      --------------------------------------------------------------

      ID NAME SALARY MARKS JOININGDATE LEAVINGDATE

      --------------------------------------------------------------

      1 'ANUBHAV' 200000 100.0 2016-04-14 2016-04-14 15:00:09.0
      2 'LIANG' 200000 100.0 2016-04-14 2016-04-14 15:00:09.0

      --------------------------------------------------------------
      2 rows selected (1.978 seconds)

      in hive

      hive> CREATE TABLE ALLDATATYPETEST(ID INT,NAME STRING,SALARY DECIMAL,MARKS DOUBLE,JOININGDATE DATE,LEAVINGDATE TIMESTAMP) ROW FORMAT SERDE 'org.apache.carbondata.hive.CarbonHiveSerDe' STORED AS INPUTFORMAT 'org.apache.carbondata.hive.MapredCarbonInputFormat' OUTPUTFORMAT 'org.apache.carbondata.hive.MapredCarbonOutputFormat' TBLPROPERTIES ('spark.sql.sources.provider'='org.apache.spark.sql.CarbonSource');
      OK
      Time taken: 1.934 seconds

      hive> ALTER TABLE ALLDATATYPETEST SET LOCATION 'hdfs://localhost:54310/opt/carbonStore/default/alldatatypetest';
      OK
      Time taken: 1.192 seconds
      hive> SELECT * FROM ALLDATATYPETEST;
      OK
      Failed with exception java.io.IOException:java.lang.ClassCastException: java.lang.Integer cannot be cast to java.lang.Long
      Time taken: 0.174 seconds

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            anubhavtarar anubhav tarar
            anubhavtarar anubhav tarar
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              Resolved:

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